Over the past years, advertisement companies have used various tracking methods to
persistently track users across the web. Such tracking methods usually include first and third …

Privacy regulations have led to many websites showing cookie banners to their users.
Usually, cookie banners present the user with the option to" accept" or" reject" cookies …

Measurement studies are essential for research and industry alike better understand the
Web's inner workings and help quantify specific phenomena. Performing such studies is …

As online privacy is cementing itself as one of the core pillars of the Internet, major changes
are happening across many industries. On the technological side, users are pushing for …

Third-party cookies have played a major role in digital marketing as they enable companies
to behaviorally target consumers. Due to the privacy issues related to third-party cookies …

HTTP client hints are a set of standardized HTTP request headers designed to modernize
and potentially replace the traditional user agent string. While the user agent string exposes …

We present the first extensive measurement of the privacy properties of the advertising
systems used by privacy-focused search engines. We propose an automated methodology …

Online web analytics and web tracking, including the use of first-party and third-party
cookies, are often perceived as a “black box”. Both rely on the collection of large amounts of …

Online advertising has become a major component of today's Web, fueled by advanced
tracking mechanisms and profiling algorithms. The boom of social media in the mid-2000s …

The goal of this master's thesis was to study a novel phenomenon: the future without third-
party cookies, also known as the cookieless future. The research was conducted by studying …